3',6'-Dimethoxy-3h-spiro[isobenzofuran-1,9'-xanthen]-3-one CAS 36886-76-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 36886-76-7 |
| Molecular Formula | C22H16O5 |
| Molecular Weight | 360.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3',6'-Dimethoxy-3h-spiro[isobenzofuran-1,9'-xanthen]-3-one (CAS 36886-76-7) pharmaceutical standards reference standard. Molecular formula: C22H16O5. Molecular weight: 360.36 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C22H16O5 |
| Molecular Weight | 360.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Dimethoxy Standards
- 5,7-Dimethoxy-3-(1-naphthoyl)coumarin (CAS 86548-40-5)
- 2,6-Dimethoxy-N-(3-(3-methylheptan-3-yl)isoxazol-5-yl)benzamide (CAS 82559-00-0)
- 2,3-Dimethoxy-6,6-dimethyl-5,6-dihydrobenzo[7,8]indolizino[2,3-b]quinoxaline (CAS 163769-88-8)
- Methyl 2-[4,5-dimethoxy-2-(morpholinosulfonyl)phenyl]acetate (CAS 343832-73-5)
- 2,4-Dimethoxy-3-methyl-N-(3-(trifluoromethyl)phenyl)benzenesulfinamide (CAS 338981-86-5)
- 3-(3,4-Dimethoxy-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid (CAS 379726-67-7)
- 2,3-Dimethoxy-N-((4-(thiophen-2-yl)tetrahydro-2H-pyran-4-yl)methyl)benzamide (CAS 1203263-34-6)
- 1-(2,4-Dimethoxy-3-methylbenzenesulfinyl)-4-(pyridin-2-yl)piperazine (CAS 338981-93-4)
Recommended Standards
- 3,6,11-Trioxa-9-azatridecanoic acid, 12,12-dimethyl-10-oxo-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 911102-04-0)
- 3'-Ethoxy-6'-hydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one (CAS 87569-95-7)
- 3-(benzyloxy)-4-oxo-6-(((tetrahydro-2H-pyran-2-yl)oxy)methyl)-4H-pyran-2-carboxylic acid (CAS 862667-62-7)
- 2,2-Dimethylhex-5-yn-3-ol (CAS 53723-35-6)
- 3-iodo-5-methyl-1H-pyrazolo[3,4-c]pyridine (CAS 1386457-82-4)
- Methyl 4-(4-cyano-2-nitrophenyl)butanoate (CAS 1415565-03-5)
- 2-Hydroxy-9H-xanthen-9-one (CAS 1915-98-6)
- 2-methyl-4-(methylamino)phenol (CAS 45804-36-2)
- N1,N2-Bis(2,6-dimethylphenyl)oxalamide (CAS 91325-47-2)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com